6 Pcs Countersink Drill Bit Set1-4'' Hex Shank HSS Counterbore Reamer Countersink Chamfer 5 Flute Countersink 90 Degree Center Punch Tool Sets For Wood Quick Change Bit 6mm-19mm

SUPPLIM HOME Countersink Drill Bit Set (6 Pcs) Specifications- Material:High Speed Steels Size:6mm,8mm,9mm,12mm,16mm,19mm Quantity: 1Set(6 Drills) Length:48mm/1.88'' Features: Durable and practical. Ideal for Wooden planks,Fiberboard,Particle board,Plywood,Plastic,Alumiumn Board ,etc. Suitable for DIY, Home and General Building/Engineering Using. Package include: 6mm(1/4'') Drill 8mm(5/16'') Drill 9mm(3/8'') Drill 12mm(1/2'') Drill 16mm(5/8'') Drill 19mm(3/4'') Drill Perfect for wood openings, reams, chamfers, screw heads, etc. Suitable for chamfering of various soft materials such as wood board, aluminum board, plywood, plastic, PVC board, etc. Pls Note: The most important thing to keep in mind when using a countersink is to match the size correctly to the screw being used. Made of Industrial grade high carbon steel. Not suitable for metals.